Modification of tryptophan residues in trypsin, alpha-chymotrypsin and pepsinogen.
D002384:Catalysis; D055598:Chemical Phenomena; D002621:Chemistry; D002918:Chymotrypsin; D004792:Enzyme Precursors; D007737:Kynurenine; D010434:Pepsin A; D013053:Spectrophotometry; D014357:Trypsin; D014364:Tryptophan
D004792:Enzyme Precursors; D007737:Kynurenine; D014364:Tryptophan; D002918:Chymotrypsin; D014357:Trypsin; D010434:Pepsin A